A method of selecting the clock sources, which is used in SDH network to auto-select the best clock, is di-cussed.
介绍了一种时钟源选择控制方法，从而在SDH网络中各节点能自动选择最优时钟源，并实现时钟的同步。
A method of selecting the clock sources, which is used in SDH network to auto-select the best clock, is di-cussed.
介绍了一种时钟源选择控制方法，从而在SDH网络中各节点能自动选择最优时钟源，并实现时钟的同步。
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